论文部分内容阅读
血管痉挛性心绞痛病人常有晕厥,但冠状动脉痉挛在原因未明的晕厥病人中所起的作用尚未给予足够重视。作者用甲基麦角新碱激发试验来探讨这类病人发生冠脉痉挛的可能性。14例原因未明的晕厥病人,其中8例男性,6例女性;年龄56±6岁。晕厥的定义为:短暂的意识完全丧失且不能保持体位。心血管虚脱的定义为:血压≤8.0kPa,脉搏、呼吸和/或反应消失。各例均无陈旧性心肌梗塞、心瓣膜病变、肥厚型或扩张型心肌病、无
Vasospastic angina patients often have syncope, but the role of coronary artery spasm in unexplained syncope patients has not been given enough attention. The authors used methyl ergonovine challenge test to explore the possibility of such patients coronary spasm. 14 cases of unexplained syncope in patients, including 8 males and 6 females; aged 56 ± 6 years. Syncope is defined as: a brief loss of consciousness and can not maintain posture. Cardiovascular collapse is defined as: blood pressure ≤8.0kPa, pulse, respiration and / or reaction disappear. No cases of old myocardial infarction, valvular heart disease, hypertrophic or dilated cardiomyopathy, no